Question

A bag contains 4 red 5 white and 2 blue balls if two balls are randomly drawn find the probability that both are of different colours

Answer 1

2.9 ball..........
..............................

Answer 2

Answer:

Total No. of outcomes=4+5+2=11

No of favourable outcomes=[red,white][white,blue][blue,red]=3

P(E)=no. of favourable outcomes/total no. of outcomes

P(E)=3/11